. >> stahl: he says the race was off until his mother-in-law, eunice shriver, stepped in and told maria, "if you stop him, he'll be angry for the rest of his life." and so, maria gave up her career as a tv news journalist and jumped in with both feet. >> maria shriver: as a democrat, i'm totally comfortable supporting him. >> stahl: she went out on the campaign trail, and even defended him when he was accused of groping more than a dozen women from earlier in his career. >> shriver: you can listen to all the negativity and you can listen to people who have never met arnold, or who met him for five seconds 30 years ago, or you can listen to me. >> stahl: but, by this time, arnold had already had the affair with the family housekeeper, mildred baena. and would later learn there was a son, joseph. he says there were strains in his marriage while he was governor. the day after he left office in 2011, maria wanted to talk. maria wants to have a meeting with your marriage counselor. tell us about that meeting. >> schwarzenegger: that particular visit that you're talking about was the visit wh